Numbers k such that k*sum_of_digits(k) is a perfect cube.

Terms

a(0) =0a(1) =1a(2) =8a(3) =81a(4) =125a(5) =512a(6) =1000a(7) =1331a(8) =2592a(9) =6400a(10) =8000a(11) =10125a(12) =19683a(13) =20736a(14) =34300a(15) =35937a(16) =36125a(17) =46656a(18) =59319a(19) =74088a(20) =81000a(21) =123823a(22) =125000a(23) =157464a(24) =185193a(25) =268912a(26) =279936a(27) =328509a(28) =373248a(29) =421875